package test2

object VectorTest {
  def main(args: Array[String]): Unit = {
    var v=Vector[Int](1,2,3,5);

    println(v)
    var v2=v++Vector[Int](15,14,200)
    println(v)
    println(v2.length+",,,"+v2)
    //>var v3=v++Vector[Int](120)
    println(v.hashCode())
    v:+=120;
    println(v.hashCode())
    //v += 110;
    println("修改后："+v)



  }
}
